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HistoryApr 24, 2023 - 9:15 p.m.
CVE-2023-28484
libxml2
xsd
schema parsing
null pointer dereference
segfault
cve-2023-28484
6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
6.7 Medium
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
45.4%
In libxml2 before 2.10.4, parsing of certain invalid XSD schemas can lead to a NULL pointer dereference and subsequently a segfault. This occurs in xmlSchemaFixupComplexType in xmlschemas.c.
Affected configurations
Node
xmlsoftlibxml2Range<2.10.4
Node
debiandebian_linuxMatch10.0
| CPE | Name | Operator | Version |
|---|---|---|---|
| xmlsoft:libxml2 | xmlsoft libxml2 | lt | 2.10.4 |
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6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
6.7 Medium
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
45.4%
Related for CVE-2023-28484